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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 2 > Chapter 5 - Magnetic Field > A long straight wire along the Z-axis carries a current I in the negative Z−direction. The magnetic vector field B at a point having coordinates (x,y) in the Z=0 plane is

A long straight wire along the Z-axis carries a current I in the negative Z−direction. The magnetic vector field B at a point having coordinates (x,y) in the Z=0 plane is

A long straight wire along the Z-axis carries a current I in the negative Z−direction. The magnetic vector field B at a point having coordinates (x y) in the Z=0 plane is